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authorKent Overstreet <kent.overstreet@gmail.com>2021-09-30 19:46:23 -0400
committerKent Overstreet <kent.overstreet@linux.dev>2023-10-22 17:09:13 -0400
commit97996ddfdb9b0b4df22913d04ce01a069a944430 (patch)
treeb70b6c6d388f1f3bdf4728e7a32e484074c5fde4 /fs/bcachefs/fsck.c
parent69294246b7a441a112d1a550ffc8e4e1e45142a4 (diff)
bcachefs: bch2_subvolume_get()
Factor out a little helper. Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
Diffstat (limited to 'fs/bcachefs/fsck.c')
-rw-r--r--fs/bcachefs/fsck.c23
1 files changed, 4 insertions, 19 deletions
diff --git a/fs/bcachefs/fsck.c b/fs/bcachefs/fsck.c
index 3622fb4d18e2..208bf6df82b5 100644
--- a/fs/bcachefs/fsck.c
+++ b/fs/bcachefs/fsck.c
@@ -103,29 +103,14 @@ static int snapshot_lookup_subvol(struct btree_trans *trans, u32 snapshot,
static int __subvol_lookup(struct btree_trans *trans, u32 subvol,
u32 *snapshot, u64 *inum)
{
- struct btree_iter iter;
- struct bkey_s_c k;
+ struct bch_subvolume s;
int ret;
- bch2_trans_iter_init(trans, &iter, BTREE_ID_subvolumes,
- POS(0, subvol), 0);
- k = bch2_btree_iter_peek_slot(&iter);
- ret = bkey_err(k);
- if (ret)
- goto err;
+ ret = bch2_subvolume_get(trans, subvol, false, 0, &s);
- if (k.k->type != KEY_TYPE_subvolume) {
- bch_err(trans->c, "subvolume %u not fonud", subvol);
- ret = -ENOENT;
- goto err;
- }
-
- *snapshot = le32_to_cpu(bkey_s_c_to_subvolume(k).v->snapshot);
- *inum = le64_to_cpu(bkey_s_c_to_subvolume(k).v->inode);
-err:
- bch2_trans_iter_exit(trans, &iter);
+ *snapshot = le32_to_cpu(s.snapshot);
+ *inum = le64_to_cpu(s.inode);
return ret;
-
}
static int subvol_lookup(struct btree_trans *trans, u32 subvol,